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DR. ERNEST NGO M.D.
NPI 1366454415
Radiology - Radiation Oncology in Santa Ana, CA

Active since August 13, 2006
1100-A N. TUSTIN AVE, SANTA ANA, CA 92705(714) 835-8520(714) 835-3610 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 7, 2023, Mar 20, 2020 (2 updates tracked since 2020).

About Dr. Ernest Ngo M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ERNEST NGO M.D. (NPI 1366454415) is an individual radiation oncology provider in Santa Ana, California, licensed in California (G25051) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1366454415
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameDR. ERNEST NGOCredential: M.D.
Location Address1100-A N. TUSTIN AVESanta Ana, CA 92705-3509
Mailing Address2865 E Coast Hwy Ste 210Corona Del Mar, CA 92625-2217 · (949) 999-7894 · Fax (949) 999-7881
Phone(714) 835-8520
Fax(714) 835-3610
Sole ProprietorNo
Enumeration DateAugust 13, 2006
Last NPPES UpdateMarch 7, 20232 updates tracked since enumeration
NPPES CertifiedMarch 20, 2020
✔ NPI 1366454415 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
License✔ Licensed in CA · G25051
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
1100-A N. TUSTIN AVE, Santa Ana, CA 92705
Open in Google Maps ↗

Other Identifiers 3

OtherG25051Other
Medicaid00G250510CA
OtherG25051CA · Medical License

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHU-PEI FENG M.D.
Radiology (Radiation Oncology)
1100-A N. TUSTIN AVE
SANTA ANA, CA 92705
Orange County (714) 835-8520

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ernest Ngo's NPI number?

The NPI number for Ernest Ngo is 1366454415. It was assigned to this individual provider in the NPPES registry on August 13, 2006.

Where is Ernest Ngo located?

Ernest Ngo practices at 1100-A N. Tustin Ave, Santa Ana, CA 92705. The listed phone number is (714) 835-8520.

What is Ernest Ngo's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

When was this NPI record last updated?

The NPPES record for Ernest Ngo was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.